# AC Circuit Analyzer vs CoursFox

The clearest difference is update cadence: CoursFox at every 5 days against AC Circuit Analyzer's fortnightly. AC Circuit Analyzer's advantage is iOS requirement (11.0 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. AC Circuit Analyzer sells 1 one-off in-app purchase and CoursFox sells 3 in-app purchases, starting at $7.99 per month. Whichever you choose, the download price is not the number that matters.

AC Circuit Analyzer ships an update fortnightly, CoursFox every 5 days. The most recent releases landed on October 12, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | AC Circuit Analyzer | CoursFox |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/ac-circuit-analyzer/id6446215739/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 5 days** |
| Monetization | Free | — |
| Size | 35 MB | 6 MB |
| Requires iOS | **11.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Paul Moat](https://appshunter.io/developer/1620489921) | [Platka Software Digital](https://appshunter.io/developer/1885569538) |

## What reviewers say

### AC Circuit Analyzer

[App page](https://appshunter.io/ios/app/ac-circuit-analyzer/id6446215739)

This application enables users to simulate and design AC circuits, offering a unique way to input circuits in phasor form. It's an ideal tool for students studying electrical engineering and related fields.

**Highlights:** AC circuit simulation, Phasor input for circuits, Ideal for theoretical and real-world scenarios, Supports various electrical engineering courses, User-friendly interface

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock Full Access | $1.99 | one-time |


### CoursFox

[App page](https://appshunter.io/ios/app/coursfox-pdf-to-courses/id6777681629)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Plan | $7.99 | per month |
| 6-Month Plan | $39.99 | per 6 months |
| Annual Plan | $69.99 | per year |


## Frequently asked questions

### Is AC Circuit Analyzer free?

AC Circuit Analyzer is free to download, with in-app purchases available.

### Is CoursFox free?

CoursFox is free to download, with in-app purchases available.

### Do AC Circuit Analyzer or CoursFox have ads?

Neither AC Circuit Analyzer nor CoursFox shows ads.

### Which is updated more often, AC Circuit Analyzer or CoursFox?

AC Circuit Analyzer ships an update fortnightly, and CoursFox every 5 days. Most recently, AC Circuit Analyzer was updated on October 12, 2026 and CoursFox on October 25, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*